138941964

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{11731}}^1$

素因数の和:11795

約数の個数: 72

約数和(自身を含む): 409963008

約数和(自身を除く): 271021044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 63, 84, 94, 126, 141, 188, 252, 282, 329, 423, 564, 658, 846, 987, 1316, 1692, 1974, 2961, 3948, 5922, 11731, 11844, 23462, 35193, 46924, 70386, 82117, 105579, 140772, 164234, 211158, 246351, 328468, 422316, 492702, 551357, 739053, 985404, 1102714, 1478106, 1654071, 2205428, 2956212, 3308142, 3859499, 4962213, 6616284, 7718998, 9924426, 11578497, 15437996, 19848852, 23156994, 34735491, 46313988, 69470982, 138941964]

約数ペア:

[(1, 138941964), (2, 69470982), (3, 46313988), (4, 34735491), (6, 23156994), (7, 19848852), (9, 15437996), (12, 11578497), (14, 9924426), (18, 7718998), (21, 6616284), (28, 4962213), (36, 3859499), (42, 3308142), (47, 2956212), (63, 2205428), (84, 1654071), (94, 1478106), (126, 1102714), (141, 985404), (188, 739053), (252, 551357), (282, 492702), (329, 422316), (423, 328468), (564, 246351), (658, 211158), (846, 164234), (987, 140772), (1316, 105579), (1692, 82117), (1974, 70386), (2961, 46924), (3948, 35193), (5922, 23462), (11731, 11844)]